[INFO] cloning repository https://github.com/didof/leet_code_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/didof/leet_code_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdidof%2Fleet_code_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdidof%2Fleet_code_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c3dfe16a241ba3f1abfcf56978361b8b14f448a8 [INFO] testing didof/leet_code_rust against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdidof%2Fleet_code_rust" "/workspace/builds/worker-74/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-74/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/didof/leet_code_rust on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/didof/leet_code_rust [INFO] finished tweaking git repo https://github.com/didof/leet_code_rust [INFO] tweaked toml for git repo https://github.com/didof/leet_code_rust written to /workspace/builds/worker-74/source/Cargo.toml [INFO] crate git repo https://github.com/didof/leet_code_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 060ef72561cadf3fa0adf98176abe45bd2167ab12f1f60fa8a5239ac3201e97f [INFO] running `Command { std: "docker" "start" "-a" "060ef72561cadf3fa0adf98176abe45bd2167ab12f1f60fa8a5239ac3201e97f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "060ef72561cadf3fa0adf98176abe45bd2167ab12f1f60fa8a5239ac3201e97f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "060ef72561cadf3fa0adf98176abe45bd2167ab12f1f60fa8a5239ac3201e97f", kill_on_drop: false }` [INFO] [stdout] 060ef72561cadf3fa0adf98176abe45bd2167ab12f1f60fa8a5239ac3201e97f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 363d6ae3afd26c304f5b98a2177d16ee8184e9d29d873522c4fc7b3adc67daf4 [INFO] running `Command { std: "docker" "start" "-a" "363d6ae3afd26c304f5b98a2177d16ee8184e9d29d873522c4fc7b3adc67daf4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling leet_code v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct is never constructed: `PalindromeNumber` [INFO] [stdout] --> src/easy/id9_palindrome_number.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct PalindromeNumber; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_palindrome` [INFO] [stdout] --> src/easy/id9_palindrome_number.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | fn is_palindrome(mut x: i32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `RomanNumbers` [INFO] [stdout] --> src/easy/id13_roman_numbers.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct RomanNumbers; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_roman_to_int32` [INFO] [stdout] --> src/easy/id13_roman_numbers.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | fn from_roman_to_int32(rn: String) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `TwoSum` [INFO] [stdout] --> src/easy/id1_two_sum.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct TwoSum; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `brute_force` [INFO] [stdout] --> src/easy/id1_two_sum.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | fn brute_force(nums: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `two_pass_hash_map` [INFO] [stdout] --> src/easy/id1_two_sum.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | fn two_pass_hash_map(nums: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `one_pass_hash_map` [INFO] [stdout] --> src/easy/id1_two_sum.rs:58:8 [INFO] [stdout] | [INFO] [stdout] 58 | fn one_pass_hash_map(nums: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.34s [INFO] running `Command { std: "docker" "inspect" "363d6ae3afd26c304f5b98a2177d16ee8184e9d29d873522c4fc7b3adc67daf4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "363d6ae3afd26c304f5b98a2177d16ee8184e9d29d873522c4fc7b3adc67daf4", kill_on_drop: false }` [INFO] [stdout] 363d6ae3afd26c304f5b98a2177d16ee8184e9d29d873522c4fc7b3adc67daf4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] efd7b832a34f251d19468f4d6c167d382b0656ca249dbc7dc8eba3de4afda220 [INFO] running `Command { std: "docker" "start" "-a" "efd7b832a34f251d19468f4d6c167d382b0656ca249dbc7dc8eba3de4afda220", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling leet_code v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.77s [INFO] running `Command { std: "docker" "inspect" "efd7b832a34f251d19468f4d6c167d382b0656ca249dbc7dc8eba3de4afda220", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "efd7b832a34f251d19468f4d6c167d382b0656ca249dbc7dc8eba3de4afda220", kill_on_drop: false }` [INFO] [stdout] efd7b832a34f251d19468f4d6c167d382b0656ca249dbc7dc8eba3de4afda220 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 49bad3a9317c6455737e5b1eb399f489c91ef287c0975bd256770616138cf739 [INFO] running `Command { std: "docker" "start" "-a" "49bad3a9317c6455737e5b1eb399f489c91ef287c0975bd256770616138cf739", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.26s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/leet_code-8c09daaf14f1150f) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test palindrome_number::test ... ok [INFO] [stdout] test roman_numbers::test ... ok [INFO] [stdout] test two_sum::test_brute_force ... ok [INFO] [stdout] test two_sum::test_two_pass_hash_map ... ok [INFO] [stdout] test two_sum::test_one_pass_hash_map ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "49bad3a9317c6455737e5b1eb399f489c91ef287c0975bd256770616138cf739", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49bad3a9317c6455737e5b1eb399f489c91ef287c0975bd256770616138cf739", kill_on_drop: false }` [INFO] [stdout] 49bad3a9317c6455737e5b1eb399f489c91ef287c0975bd256770616138cf739